CVE-2020-3175
HIGHCisco NX-OS for MDS 9000 Series - Unauthenticated Denial of Service via Management Interface Traffic Flood
Title source: llmDescription
A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper resource usage control. An attacker could exploit this vulnerability by sending traffic to the management interface (mgmt0) of an affected device at very high rates. An exploit could allow the attacker to cause unexpected behaviors such as high CPU usage, process crashes, or even full system reboots of an affected device.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200226-mds-ovrld-dos
Scores
CVSS v3
8.6
EPSS
0.0163
EPSS Percentile
73.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-400
CWE-664
Status
published
Products (1)
cisco/nx-os
6.2\(1\)
Published
Feb 26, 2020
Tracked Since
Feb 18, 2026